Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 237 · 40 questions

Creator's tip (Width times height): Pixels = width × height; megapixels = pixels ÷ 1000000. Aspect ratio = width : height. 16:9 wide, 4:3 squarer, 1:1 square, 9:16 tall. Keep the ratio: a 16:9 frame 1920 pixels wide is 1920 ÷ 16 × 9 = 1080 tall. Printing: inches × pixels per inch.

1. 1.🟦 The resolution of an image is … (a) the number of pixels (b) the paper colour (c) the font (d) the file name
2. 2.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a sound (d) a tiny dot of colour
3. 3.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
4. 4.🟦 An image is 220 pixels wide and 260 pixels tall. How many pixels does it have in all?
5. 5.Which of these best fits 1:1? (a) a phone story clip (b) a widescreen TV (c) a square post (d) a landscape video
6. 6.🟦 An image is 170 pixels wide and 350 pixels tall. How many pixels does it have in all?
7. 7.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
8. 8.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) sharper (c) squashed or wide (d) exactly the same
9. 9.🟦 You shrink a 280 × 100 pixel image to half its width and half its height. How many pixels does it have now?
10. 10.🟦 A 4:3 video frame is 690 pixels tall. How many pixels wide is it?
11. 11.🟦 You shrink a 640 × 340 pixel image to half its width and half its height. How many pixels does it have now?
12. 12.Which of these best fits 9:16? (a) a square sticker (b) a tall phone video (c) a widescreen TV (d) a laptop film screen
13. 13.🟦 An image is 70 pixels wide and 390 pixels tall. How many pixels does it have in all?
14. 14.🟦 An image is 200 pixels wide and 360 pixels tall. How many pixels does it have in all?
15. 15.Which of these best fits 16:9? (a) an older TV screen (b) a classic tablet screen (c) a widescreen TV (d) a phone story clip
16. 16.🟦 Which aspect ratio best fits a widescreen TV? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
17. 17.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) louder (c) longer (d) blocky (pixelated)
18. 18.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
19. 19.Which of these best fits 4:3? (a) an upright phone screen (b) an older TV screen (c) a laptop film screen (d) an album cover
20. 20.🟦 An image is 800 × 600 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
21. 21.🟦 You shrink a 320 × 720 pixel image to half its width and half its height. How many pixels does it have now?
22. 22.Which of these best fits 1:1? (a) an old-style monitor (b) an album cover (c) a phone story clip (d) a widescreen TV
23. 23.Which of these best fits 9:16? (a) a square profile picture (b) a widescreen TV (c) a square sticker (d) an upright phone screen
24. 24.🟦 A 4:3 video frame is 80 pixels wide. How many pixels tall is it?
25. 25.🟦 Which aspect ratio best fits a square post? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
26. 26.Which of these best fits 16:9? (a) a square post (b) a laptop film screen (c) an old-style monitor (d) an older TV screen
27. 27.🟦 An image is 280 pixels wide and 120 pixels tall. How many pixels does it have in all?
28. 28.🟦 You shrink a 120 × 780 pixel image to half its width and half its height. How many pixels does it have now?
29. 29.🟦 You shrink a 500 × 280 pixel image to half its width and half its height. How many pixels does it have now?
30. 30.🟦 An image is 960 × 540 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
31. 31.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
32. 32.🟦 A 4:3 video frame is 640 pixels wide. How many pixels tall is it?
33. 33.🟦 Which aspect ratio best fits a square profile picture? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
34. 34.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
35. 35.🟦 Which aspect ratio best fits a widescreen slide? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
36. 36.🟦 You shrink a 100 × 80 pixel image to half its width and half its height. How many pixels does it have now?
37. 37.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
38. 38.🟦 A 16:9 frame is … (a) a perfect square (b) round (c) wider than it is tall (d) taller than wide
39. 39.🟦 A 4:3 video frame is 510 pixels tall. How many pixels wide is it?
40. 40.🟦 A 4:3 video frame is 360 pixels tall. How many pixels wide is it?

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